[Nek5000-users] to Michael--> Nek5000 & Gambit, blocked file

Mon Jun 7 00:30:48 CDT 2010

Hi Michael,

The mesh is at:
http://tetra.fluid.tuwien.ac.at/fmuldoo/engineering-marangoni-flows/sim2/GambitToNek/simple.neu

Cheers,
Frank

On Sun, 2010-06-06 at 08:58 -0500, nek5000-users at lists.mcs.anl.gov
wrote:
> Frank,
> 
> It is trying to extract information about the boundary conditions from  
> the neu file, there is most likely an error here.
> 
> Attach the Neu file and I'll have a look
> 
> 
> - Michael
> 
> On Jun 5, 2010, at 11:28 AM, nek5000-users at lists.mcs.anl.gov wrote:
> 
> > Hi Michael,
> >
> > I have been running your code and have hit the error below.
> > Unfortunately, I don't ever use Matlab.
> >
> > Cheers,
> > Frank
> >
> >
> > ELEM & PTS MATRIX RESTURCTURE:    STARTED ****
> > ??? Index exceeds matrix dimensions.
> >
> > Error in ==> readingNEU2 at 99
> >        ElmF(f+1:f+n1(i),1)=BC1m(f+1:f+n1(i),1);
> >
> > Error in ==> rea_write at 17
> > [Npts,Nelm,Elem,ElemMidPts1,Pts,Elem1,ElmF,...
> >
> >>>
> >
> >
> >
> > On Fri, 2010-06-04 at 18:42 -0500, nek5000-users at lists.mcs.anl.gov
> > wrote:
> >> Hi Frank,
> >>
> >>
> >>
> >> This is achieved by the step 2 in the list I gave:  You must set the
> >> edge nodes from 2 to 3. Alternatively you could set the face from 4  
> >> to
> >> 8 or the volume from 8 to 20 nodes. The extra nodes that gambit  
> >> throws
> >> because of this are the midpoints.  For Nekton, the recent midside
> >> node support feature which fits a parabola through the two corner
> >> points and midpoint of the element side is where this comes into
> >> play.
> >>
> >>
> >>
> >> So all you need to do is make sure you have set the mesh nodes as
> >> above, and the matlab code does the rest. It separates the element's
> >> corner nodes from the midpoint nodes. The midpoint nodes are written
> >> into the curved side section of the the REA, whereas the corner  
> >> points
> >> are written into the Mesh data section. So...The matlab code only  
> >> uses
> >> the flag 'm' for curved side data.
> >>
> >>
> >>
> >> Also, in the inputs section you can specify a maximum radius for
> >> consideration. The code will check each edge's corner and midpoints
> >> and determine the radius curvature. If it is too large it considers  
> >> it
> >> a straight edge and moves on.
> >>
> >>
> >>
> >> Hope this helps,
> >>
> >>
> >>
> >> Michael
> >>
> >>
> >> ----- Original Message -----
> >> From: nek5000-users at lists.mcs.anl.gov
> >> To: nek5000-users at lists.mcs.anl.gov
> >> Sent: Friday, June 4, 2010 6:24:06 PM GMT -06:00 US/Canada Central
> >> Subject: Re: [Nek5000-users] to Michael--> Nek5000 & Gambit, blocked
> >> file
> >>
> >> Hi Michael,
> >>
> >> Thanks very much for the code.  One question concerning the curved
> >> sides: if one had a 3D cylindrical pipe grid from Gambit, how would
> >> the
> >> curvature of the outside (boundary) faces of the grid be set in your
> >> code?
> >>
> >> Cheers,
> >> Frank
> >>
> >>
> >> On Thu, 2010-06-03 at 21:13 -0500, nek5000-users at lists.mcs.anl.gov
> >> wrote:
> >>> Hi Frank,
> >>>
> >>>
> >>>
> >>> Try the attached.
> >>>
> >>>
> >>>
> >>> - Michael
> >>>
> >>>
> >>> ----- Original Message -----
> >>> From: nek5000-users at lists.mcs.anl.gov
> >>> To: nek5000-users at lists.mcs.anl.gov
> >>> Sent: Thursday, June 3, 2010 9:01:14 PM GMT -06:00 US/Canada Central
> >>> Subject: [Nek5000-users] to Michael--> Nek5000 & Gambit, blocked
> >> file
> >>>
> >>> Hello Michael,
> >>>
> >>> It seems that you sent an email with a *.zip attachment, which due
> >> to
> >>> a
> >>> spam filter, got blocked.  If it is renamed to say *.zipp, then it
> >>> should get through.
> >>>
> >>> Cheers,
> >>> Frank
> >>>
> >>>
> >>> -- 
> >>> Frank Herbert Muldoon, Ph.D. Mechanical Engineering
> >>> Technische Universität Wien (Technical University of Vienna)
> >>> Inst. f. Strömungsmechanik und Wärmeübertragung (Institute of F 
> >>> luid
> >>> Mechanics and Heat Transfer)
> >>> Resselgasse 3
> >>> 1040 Wien
> >>> Tel: +4315880132232
> >>> Fax: +4315880132299
> >>> Cell:+436765203470
> >>> fmuldoo (skype)
> >>>
> >> http://tetra.fluid.tuwien.ac.at/fmuldoo/public_html/webpage/frank-muldoon.html
> >>>
> >>> _______________________________________________
> >>> Nek5000-users mailing list
> >>> Nek5000-users at lists.mcs.anl.gov
> >>> https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users
> >>>
> >>>
> >>>
> >>> _______________________________________________
> >>> Nek5000-users mailing list
> >>> Nek5000-users at lists.mcs.anl.gov
> >>> https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users
> >> -- 
> >> Frank Herbert Muldoon, Ph.D. Mechanical Engineering
> >> Technische Universität Wien (Technical University of Vienna)
> >> Inst. f. Strömungsmechanik und Wärmeübertragung (Institute of Fl 
> >> uid
> >> Mechanics and Heat Transfer)
> >> Resselgasse 3
> >> 1040 Wien
> >> Tel: +4315880132232
> >> Fax: +4315880132299
> >> Cell:+436765203470
> >> fmuldoo (skype)
> >> http://tetra.fluid.tuwien.ac.at/fmuldoo/public_html/webpage/frank-muldoon.html
> >>
> >> _______________________________________________
> >> Nek5000-users mailing list
> >> Nek5000-users at lists.mcs.anl.gov
> >> https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users
> >>
> >>
> >>
> >> _______________________________________________
> >> Nek5000-users mailing list
> >> Nek5000-users at lists.mcs.anl.gov
> >> https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users
> > -- 
> > Frank Herbert Muldoon, Ph.D. Mechanical Engineering
> > Technische Universität Wien (Technical University of Vienna)
> > Inst. f. Strömungsmechanik und Wärmeübertragung (Institute of Fluid
> > Mechanics and Heat Transfer)
> > Resselgasse 3
> > 1040 Wien
> > Tel: +4315880132232
> > Fax: +4315880132299
> > Cell:+436765203470
> > fmuldoo (skype)
> > http://tetra.fluid.tuwien.ac.at/fmuldoo/public_html/webpage/frank-muldoon.html
> >
> > _______________________________________________
> > Nek5000-users mailing list
> > Nek5000-users at lists.mcs.anl.gov
> > https://lists.mcs.anl.gov/mailman/listinfo/nek5000-users
> _______________________________________________
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> Nek5000-users at lists.mcs.anl.gov
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-- 
Frank Herbert Muldoon, Ph.D. Mechanical Engineering
Technische Universität Wien (Technical University of Vienna)
Inst. f. Strömungsmechanik und Wärmeübertragung (Institute of Fluid
Mechanics and Heat Transfer)
Resselgasse 3
1040 Wien
Tel: +4315880132232
Fax: +4315880132299 
Cell:+436765203470
fmuldoo (skype)
http://tetra.fluid.tuwien.ac.at/fmuldoo/public_html/webpage/frank-muldoon.html